BELLISIMA, O. B. C.; PURWANTI, M.; SYAHRIN, M. A. Study About The Establishment Of Immigration Office Unit In Gadjah Mada University Before And After Authorized Decision Letter By The Director General Of Immigration Number: Imi-0003.Pb.02.09 2021: Kajian Terhadap Pembentukan Unit Kerja Kantor Imigrasi Kelas I Tempat Pemeriksaan Imigrasi Yogyakarta Di Universitas Gadjah Mada Pra Dan Pasca Terbitnya Keputusan Direktur Jenderal Imigrasi Nomor: Imi-0003.Pb.02.09 Tahun 2021. Journal of Law and Border Protection, [S. l.], v. 4, n. 2, p. 75–96, 2022. DOI: 10.52617/jlbp.v4i2.362. Disponível em: https://journal.poltekim.ac.id/jlbp/article/view/362. Acesso em: 13 jun. 2026.